156 



Brought forward Mk. 86. Code-words 



Vertical Illuminator, No. 42 Mk. 18. 



Collective Lens with iris-diaphragm, No. 201 30. 



,, 40. 



Outfit completed by adding: 



a) Stand Via, No. 80 130. 



Packing 2 



,, 132. Mk. 206. Podagrico 

 or 



b) Stand IXa, No. 91 , 50. 



Packing^, ^_VZ- n 186.- Poetastro 



Specification 18. 

 JOHNE's Microscope for tfie detection of Trichinae. 



Stand IXa w ith specially constructed objective and 2 



eye-pieces Mk. 80. 



Packing 1.50 



D. Binocular Microscopes and Dissecting Combinations. 

 Specification 19. 



Binocular Microscopes. 



Pairs of Objectives: 



45- 45- 45- 45- 55- .... . . . Mk. 235. 



Pairs of Eye-pieces: 



1, 2, 3, Orthom. Eye-piece 4 . 5 6 -~ Mk 391. 

 Cell for the Plankton-searcher ,, 3.50 



Outfit completed by adding: 



a) Stand X a , No. 95 195. 



Prism-rotator, No. 197 .... 75. 



Capillary Rotator, No. 198 . 50. 



or Packing '- i 324-- Mk. 618.50 Polaris 



b) Stand Xb, No. 96 260. 



Dissecting Stage, No. 96* 60. 



Packing S-S /OA 



3 2 5-5 .> 620. Polegar 



Specification 2O. 



Less expensive Binocular Microscopes. 



Pairs of Objectives: 



<r\ <^S 



\^2j \i) 



45. 45- Mk. 90. 



Pairs of Eye-pieces: 



2, Orthom. Eye-piece 4 . . ,, 28. ,., 



r " Mk. Ilo. 



In the event of a microtome being required as well we shall be pleased to supply it at the 

 maker's catalogue price (see notice on p. 140}. 



